231513454335043 has 4 divisors (see below), whose sum is σ = 231513494072800. Its totient is φ = 231513414597288.

The previous prime is 231513454335041. The next prime is 231513454335067. The reversal of 231513454335043 is 340533454315132.

231513454335043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 231513454335043 - 2¹ = 231513454335041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 231513454334984 and 231513454335002.

It is not an unprimeable number, because it can be changed into a prime (231513454335041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9231480 + ... + 23414677.

It is an arithmetic number, because the mean of its divisors is an integer number (57878373518200).

Almost surely, 2^{231513454335043} is an apocalyptic number.

231513454335043 is a deficient number, since it is larger than the sum of its proper divisors (39737757).

231513454335043 is an equidigital number, since it uses as much as digits as its factorization.

231513454335043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39737756.

The product of its (nonzero) digits is 3888000, while the sum is 46.

The spelling of 231513454335043 in words is "two hundred thirty-one trillion, five hundred thirteen billion, four hundred fifty-four million, three hundred thirty-five thousand, forty-three".